Fix arity change on Resque::Failure.clear
Fix arity change on Resque::Failure.clear

Resque::Failure::Redis was not updated to reflect this change

delectable/resque,bhighley/resque,fmitech/resque,begriffs/resque,xiangzhuyuan/resque,stvp/resque,Shopify/resque,lukeasrodgers/resque,ktheory/resque,xiangzhuyuan/resque,CloudVLab/resque,fmitech/resque,Shopify/resque,vladimirich/resque,stitchfix/resque,ejlangev/resque,xiangzhuyuan/resque,jonatas/resque,vladimirich/resque,CloudVLab/resque,resque/resque,m0dd3r/resque,bonekost/resque,resque/resque,tylerdooling/resque,ducthanh/resque,hoffmanc/resque,delectable/resque,ryan-drake-stoker/resque,begriffs/resque,igorjancic/resque,sideci-sample/sideci-sample-resque,eileencodes/resque,redhotpenguin/resque,paran0ids0ul/resque,igorjancic/resque,l4u/resque,tylerdooling/resque,vietnt/resque,hoffmanc/resque,AlexVPopov/resque,lukeasrodgers/resque,ngpestelos/resque,sufery/resque,sufery/resque,CloudVLab/resque,timo-p/resque,lileeyao/resque,m0dd3r/resque,ejlangev/resque,rutikasb/resque,resque/resque,partap/resque,stvp/resque,kangkot/resque,jacknguyen/resque,jacknguyen/resque,sideci-sample/sideci-sample-resque,coupa/resque,stitchfix/resque,coupa/resque,l4u/resque,stvp/resque,coupa/resque,lileeyao/resque,ychaim/resque,paran0ids0ul/resque,timo-p/resque,ktheory/resque,Shopify/resque